可可电台，每期节目一话题，让英语磨练耳朵的同时学到更多有益的小知识，丰富知识的同时受益于生活。

ways to kill stress

减压秘诀

Watch a Funny Video Clip

看搞笑短片

Here's a simple and practical tip: Watch a funny video clip on YouTube. Research shows that seeing something amusing activatesthe part of the brain that produces calm physiological responses and tranquility. This can lead to less anxiety and more happiness.

Take a Walk Outside

到外面转转

A walk a day keeps the doctor away … literally. Justas any other cardiovascular activity does, walking boosts endorphins in thebody, which alleviates mild depression and improves mood. As a result, you'll feel less stressed and more alert.

Whenever possible, make sure you take your walkoutdoors. A number of studies show that spending time outside is a great way to relieve stress. It can improve energy levels and memory by as much as 20percent.

One UK study even suggests walks in green spaces putthe brain into a "meditative state."

【知识点讲解】

cardiovascular adj.心脏血管的

例句：

Cardiovascular disease is the leading cause of death among Americans.

心脏血管的疾病是美国人死亡的首要原因。

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